| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 34 |
7.1%
|
| 2 | Less than once a year | 92 |
19.1%
|
| 3 | Once a year to a few times a year | 163 |
33.8%
|
| 4 | Less than once a month | 25 |
5.2%
|
| 5 | At least once a month | 63 |
13.1%
|
| 6 | At least once a week | 17 |
3.5%
|
| Sysmiss | 88 |
18.3%
|